access_id is the Cloud Storage email form of the client ID. policy is the base64 encoded form of the plain-text policy document and signature is the signed policy document.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-03-21 UTC."],[[["This webpage provides access to the documentation for `PolicyDocumentResult` across multiple versions of the Google Cloud Storage C++ client library."],["The latest version available is a release candidate, version 2.37.0-rc, and it is listed at the top of the document links."],["The page also contains documentation for several stable releases, ranging from version 2.36.0 down to version 2.11.0, with links to each release."],["A `PolicyDocumentResult` includes the `access_id`, `policy`, and `signature`, allowing to define a signed policy."]]],[]]